package com.hu.reggie.common;

import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

import java.sql.SQLIntegrityConstraintViolationException;

// 全局异常处理
// 拦截有@RestController，@Controller注解的类
@ControllerAdvice(annotations = {RestController.class, Controller.class})
@ResponseBody
@Slf4j
public class GlobalExceptionHandler {

    // 处理SQLIntegrityConstraintViolationException异常
    @ExceptionHandler(SQLIntegrityConstraintViolationException.class)
    public R<String> exceptionHandler(SQLIntegrityConstraintViolationException e){
        log.error("异常消息："+e.getMessage());

        if (e.getMessage().contains("Duplicate entry")){
            String [] split=e.getMessage().split(" ");
            String msg=split[2]+"已存在";
            return R.error(msg);
        }
        return R.error("未知错误");
    }


    @ExceptionHandler(CustomException.class)
    public R<String> exceptionHandler(CustomException e){
        log.error("异常消息："+e.getMessage());
        return R.error(e.getMessage());
    }
}
